Tokyo Keiso Kabushiki-Kaisha
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tokyo Keiso Kabushiki-Kaisha.The latest application filed is for "transit-time difference type ultrasonic flowmeter".
- Tokyo Keiso Kabushiki-Kaisha - Tokyo JP
- Tokyo Keiso Kabushiki-Kaisha -
| Patent | Date |
|---|---|
| Transmission measuring system with high time resolution Grant 7,305,309 - Shigeta , et al. December 4, 2 | 2007-12-04 |
| Transit-time difference type ultrasonic flowmeter Grant 6,647,805 - Kobayashi , et al. November 18, 2 | 2003-11-18 |
| Ultrasonic flowmeter for controlling the gain of an amplifier for amplifying received signals Grant 6,622,572 - Kobayashi , et al. September 23, 2 | 2003-09-23 |
| Transit-time difference type ultrasonic flowmeter App 20020062690 - Kobayashi, Tamotsu ; et al. | 2002-05-30 |
| Apparatus and method for detecting the displacement App 20020005715 - Sato, Kenji | 2002-01-17 |
| Ultrasonic flow meter Grant 6,055,868 - Koyano , et al. May 2, 2 | 2000-05-02 |
| Detector for an ultrasonic flow meter Grant 5,717,145 - Yasuhara , et al. February 10, 1 | 1998-02-10 |
| Area flow meter with hall devices having magnetism-responsive surfaces Grant 5,544,533 - Sugi , et al. August 13, 1 | 1996-08-13 |
| Hinged long-reach magnetic detector for liquid level measurements Grant 5,478,966 - Sugi December 26, 1 | 1995-12-26 |
| Paddle-wheel type flow meter Grant 4,936,151 - Tokio June 26, 1 | 1990-06-26 |
| Inspection system for a group of tanks Grant 4,236,144 - Sunagawa November 25, 1 | 1980-11-25 |
| Liquid level measuring apparatus Grant 4,065,968 - Sunagawa January 3, 1 | 1978-01-03 |
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